译文作者宋岩接触ARM的历史很久了，早期是很欣赏这类处理器，到了后来切身使用它们的机会越来越多，慢慢地有了感觉，也更加喜欢了。在接触了Joseph Yiu原著的Cortex M3指南后有了翻译它的冲动。(Song Yan, the author of translation, has been in touch with ARM for a long time. In the early days, he enjoyed such processors very much. Later, he